A summary of how source maps bundled in the Claude Code npm package made over 510k lines of TypeScript visible, and how a branch-name command injection in OpenAI Codex could have allowed theft of GitHub tokens.
Socket reports an active campaign using 19 malicious npm packages. It targets AI development environments such as Claude, Cursor, and VS Code, stealing SSH keys, npm tokens, and API keys, and then propagates via a worm.